diff --git a/commands/drawDesign.cjs b/commands/drawDesign.cjs
index 0bf4e0e..f9244a2 100644
--- a/commands/drawDesign.cjs
+++ b/commands/drawDesign.cjs
@@ -217,8 +217,9 @@ function charIterate(input) {
 	let temp = input.split('');
 	for (let i = 0; i < stringLength; ++i) {
 		let compareString = temp.join("");
-		console.log(surrogatePairs.exec(compareString));
-		if (surrogatePairs.exec(compareString).index == i) {
+		console.log(surrogatePairs.exec(compareString), compareString);
+		let eval = surrogatePairs.exec(compareString).index;
+		if (eval != null && eval == i) {
 			stringLength--;
 			console.log("Decreasing stringLength variable to", stringLength);
 		}